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The constellation of Orion, as it can be seen by the naked eye. Lines have been drawn. Orion is bordered by Taurus to the northwest, Eridanus to the southwest, Lepus to the south, Monoceros to the east, and Gemini to the northeast. Covering 594 square degrees, Orion ranks twenty-sixth of the 88
Lyra (Latin for 'lyre', from Ancient Greek: λύρα; pronounced: / ˈ l aɪ r ə / LY-rə) [2] is a small constellation.It is one of the 48 listed by the 2nd century astronomer Ptolemy, and is one of the modern 88 constellations recognized by the International Astronomical Union.
A celestial map by the Dutch cartographer Frederik de Wit, 1670. A star chart is a celestial map of the night sky with astronomical objects laid out on a grid system. They are used to identify and locate constellations, stars, nebulae, galaxies, and planets. [1]
The International Astronomical Union (IAU) designates 88 constellations. [1] In the table below, they are listed by geographical visibility according to latitude as seen from Earth, as well as the best months for viewing the constellations at 21:00 (9 p.m.).
The following lists of constellations are available: IAU designated constellations – a list of the current, or "modern", constellations; Former constellations – a list of former constellations; Chinese constellations – traditional Chinese astronomy constellations; List of Nakshatras – sectors along the Moon's ecliptic
The constellation Crux as it can be seen by the naked eye Crux with clouds, from Cape Town. Within the constellation's borders, there are 49 stars brighter than or equal to apparent magnitude 6.5. [c] [18] The four main stars that form the asterism are Alpha, Beta, Gamma, and Delta Crucis. α Crucis or Acrux is a triple star 321 light-years ...
A constellation is an area on the celestial sphere in which a group of visible stars forms a perceived pattern or outline, typically representing an animal, mythological subject, or inanimate object. [1] The first constellations were likely defined in prehistory. People used them to relate stories of their beliefs, experiences, creation, and ...
IAU designated constellations in equirectangular projection (epoch B1875.0) In contemporary astronomy, 88 constellations are recognized by the International Astronomical Union (IAU). [1] Each constellation is a region of the sky bordered by arcs of right ascension and declination, together covering the entire celestial sphere. Their boundaries ...